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anonymous

  • one year ago

What is the value of -l-9+xl-24 when x=-5?

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  1. anonymous
    • one year ago
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    @jim_thompson5910

  2. jim_thompson5910
    • one year ago
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    Replace x with -5. Then evaluate

  3. jim_thompson5910
    • one year ago
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    \[\Large -|-9+\color{red}{x}|-24\] \[\Large -|-9+(\color{red}{-5})|-24\] now evaluate

  4. anonymous
    • one year ago
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    The answer would be positive right?

  5. jim_thompson5910
    • one year ago
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    break it into smaller pieces what is -9 + (-5) equal to?

  6. anonymous
    • one year ago
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    -4?

  7. jim_thompson5910
    • one year ago
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    nope

  8. jim_thompson5910
    • one year ago
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    -9 + (-5) = (9 dollars in debt) + (5 dollars in debt) = ??

  9. jim_thompson5910
    • one year ago
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    or start at -9 and move 5 spots to the left on a number line

  10. anonymous
    • one year ago
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    -14?

  11. jim_thompson5910
    • one year ago
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    yep

  12. jim_thompson5910
    • one year ago
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    so we now have `-|-14| - 24`

  13. anonymous
    • one year ago
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    -38

  14. jim_thompson5910
    • one year ago
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    yep that's the final answer

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